The unit rate of 16 free pens per 8 notebooks will be 2 pens/notebook.
Arithmetic operators are operators in mathematics where basic four operators involve. Addition, multiplication, division, and subtraction.
Addition = addition of two or more numbers or variable
For example =3 + 4
Subtraction = Minus of any two or more numbers with each other called subtraction.
For example =8 - 9
Division = divide any two numbers or variable called division.
For example 7/3
Multiplication = to multiply any two or more numbers or variables called multiplication.
For example 5 × 4.
Given,
16 pens ⇒ 8 notebooks
Divide by 8 into both sides
16/8 pens ⇒ 8/8 notebooks
2 pens ⇒ 1 notebook
Hence "The unit rate of 16 free pens per 8 notebooks will be 2 pens/notebook".
To learn more about the arithmetic operators,
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